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Last Updated: August 4, 2021

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Details for Patent: 8,835,474


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Which drugs does patent 8,835,474 protect, and when does it expire?

Patent 8,835,474 protects MYRBETRIQ and is included in one NDA.

Protection for MYRBETRIQ has been extended six months for pediatric studies, as indicated by the *PED designation in the table below.

This patent has thirty-two patent family members in twenty-five countries.

Summary for Patent: 8,835,474
Title:Remedy for overactive bladder comprising acetic acid anilide derivative as the active ingredient
Abstract: (R)-2-(2-aminothiazol-4-yl)-4'-[2-[(2-hydroxy-2-phenylethyl)amino]ethyl]a- cetic acid anilide or its salt shows a potent bladder relaxation effect in "isolated rat bladder smooth muscle relaxation test", dose-dependently lowers the contraction frequency of rhythmic bladder contractions in "rat rhythmic bladder contraction measurement test" and, moreover, prolongs the urination intervals in "urination functions measurement test on cyclophosphamide-induced overactive bladder model rat". Owing to these effects, the above compound is useful as a remedy for overactive bladder.
Inventor(s): Takasu; Toshiyuki (Tsukubamirai, JP), Sato; Shuichi (Tsukuba, JP), Ukai; Masashi (Tsukuba, JP), Maruyama; Tatsuya (Tsuchiura, JP), Shibasaki; Masayuki (Tokyo, JP)
Assignee: Astellas Pharma Inc. (Tokyo, JP)
Application Number:13/117,638
Patent Litigation and PTAB cases: See patent lawsuits and PTAB cases for patent 8,835,474
Patent Claim Types:
see list of patent claims
Use; Delivery;

Drugs Protected by US Patent 8,835,474

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Submissiondate
Apgdi MYRBETRIQ mirabegron TABLET, EXTENDED RELEASE;ORAL 202611-001 Jun 28, 2012 RX Yes Yes ⤷  Free Forever Trial ⤷  Free Forever Trial Y ⤷  Free Forever Trial
Apgdi MYRBETRIQ mirabegron TABLET, EXTENDED RELEASE;ORAL 202611-002 Jun 28, 2012 RX Yes Yes ⤷  Free Forever Trial ⤷  Free Forever Trial Y ⤷  Free Forever Trial
>Applicant >Tradename >Generic Name >Dosage >NDA >Approval Date >TE >Type >RLD >RS >Patent No. >Patent Expiration >Product >Substance >Delist Req. >Patented / Exclusive Use >Submissiondate

Foreign Priority and PCT Information for Patent: 8,835,474

Foriegn Application Priority Data
Foreign Country Foreign Patent Number Foreign Patent Date
Japan2002-323792Nov 7, 2002

International Family Members for US Patent 8,835,474

Country Patent Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Austria 500827 ⤷  Free Forever Trial
Australia 2003284700 ⤷  Free Forever Trial
Brazil 0316080 ⤷  Free Forever Trial
Canada 2503570 ⤷  Free Forever Trial
China 100406011 ⤷  Free Forever Trial
>Country >Patent Number >Estimated Expiration >Supplementary Protection Certificate >SPC Country >SPC Expiration

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Serving leading biopharmaceutical companies globally:

Mallinckrodt
Merck
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AstraZeneca
Colorcon
Express Scripts

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